package csw;

import java.util.Scanner;

public class J08NonArray {
	//학생 3명분의 성적을 처리
	// 배열을 사용하지 않고 성적 처리
	public static void main(String[] args) {
	

		//변수선언
		String name1, name2, name3;
		int kor1, kor2, kor3;
		int eng1, eng2, eng3;
		int mat1, mat2, mat3;
		int tot1, tot2, tot3;
		double avg1, avg2, avg3;
		char grd1, grd2, grd3;
		
		Scanner sc = null;
		String result ="";
		//입력 및 성적처리
		sc = new Scanner(System.in);
		System.out.println("이름은?");
		name1 = sc.next();
		System.out.println("점수는? (국영수 순으로)");
		kor1 = sc.nextInt();
		eng1 = sc.nextInt();
		mat1 = sc.nextInt();
		System.out.println("--------------------------------");
		System.out.println("이름은?");
		name2 = sc.next();
		System.out.println("점수는? (국영수 순으로)");
		kor2 = sc.nextInt();
		eng2 = sc.nextInt();
		mat2 = sc.nextInt();
		System.out.println("--------------------------------");
		System.out.println("이름은?");
		name3 = sc.next();
		System.out.println("점수는? (국영수 순으로)");
		kor3 = sc.nextInt();
		eng3 = sc.nextInt();
		mat3 = sc.nextInt();
		
		//성적처리
		tot1 = kor1 + eng1 + mat1;
		avg1 = (double)tot1/3;
		switch((int)avg1/10){
		case 10:
		case 9: grd1 = '수'; break;
		case 8: grd1 = '우'; break;
		case 7: grd1 = '미'; break;
		case 6: grd1 = '양'; break;
		default: grd1 = '가';
		}
		tot2 = kor2 + eng2 + mat2;
		avg2 = (double)tot2/3;
		switch((int)avg2/10){
		case 10:
		case 9: grd2 = '수'; break;
		case 8: grd2 = '우'; break;
		case 7: grd2 = '미'; break;
		case 6: grd2 = '양'; break;
		default: grd2 = '가';
		}
		tot3 = kor3 + eng3 + mat3;
		avg3 = (double)tot3/3;
		switch((int)avg3/10){
		case 10:
		case 9: grd3 = '수'; break;
		case 8: grd3 = '우'; break;
		case 7: grd3 = '미'; break;
		case 6: grd3 = '양'; break;
		default: grd3 = '가';
		}
		
		
		//결과출력
		result += name1 +"\t" + kor1 + "\t" 
					+ eng1 + "\t" + mat1 + "\t"
					+ tot1 +"\t" + avg1 + "\t" + grd1 + "\n";
		result += name2 +"\t" + kor2 + "\t" 
				+ eng2 + "\t" + mat2 + "\t"
				+ tot2 +"\t" + avg2 + "\t" + grd2 + "\n";
		result += name3 +"\t" + kor3 + "\t" 
				+ eng3 + "\t" + mat3 + "\t"
				+ tot3 +"\t" + avg3 + "\t" + grd3 + "\n";
		
		System.out.println(result);
		sc.close();

	}

}
